package com.design.pattern.facade;

/**
 * Created by Administrator on 2016/5/17.
 * 定义一个写信的过程
 */
public interface LetterProcedure {
    //首先写信的内容
    void writeContent(String content);

    //其次写信封
    void writeEnvelope(String address);

    //将信放入信封
    void LetterIntoEnvelope();

    //最后放到邮筒中
    void sendLentter();
}
